Skip to content
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!

CYLINDER WORKS 0931-1163 21009-K01 Big Bore Cylinder Kit Cylinder Kit - Big Bore - 72.00 mm - Yamaha

Availability:
7 in stock, ready to be shipped
Original price $1,106.95 - Original price $1,106.95
Original price
$1,106.95
$1,106.95 - $1,106.95
Current price $1,106.95

Features

  • Cylinder kit includes matching Vertex pistons to ensure longevity, performance and reduced engine noise
  • Cylinders have a nickel silicon carbide cylinder sleeve
  • Look virtually identical to OEM cylinders
  • Kit includes cylinder, pistons, rings, pin, clips and gaskets
  • Made in the USA
  • Cylinder does not require machine work (unless noted).

Specs

Compression Ratio Standard
Overbore +5.60 mm
Product Name Cylinder Kit
Style Big Bore
Cylinder Diameter 72.00 mm
Color/Finish Gray
Cylinder Diameter 72,00 mm
Riding Style Off-Road
Displacement 295 cc
Material Aluminum
Engine Type 2-Stroke
Units Kit
Material Cast

Part Notes

  • Kit Includes:
  • • Cylinder
  • • Cylinder Head
  • • Power Valve Kit
  • • Piston Kit
  • • Top-End Gasket Kit
  • • Wrist Pin Bearing.









1999-2024 Yamaha YZ 250

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.